VScode配置cuda开发环境的实现步骤

"cu": "cd $dir; nvcc $fileName -o $fileNameWithoutExt.exe -I'C:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v11.7\\include\\CL' && $dir$fileNameWithoutExt",
//请设置和你的安装路径一致的地址

#include <iostream>
#include <math.h>
__global__ 
void add(int n, float *x, float *y)
{
    for (int i = 0; i < n; i++)
    y[i] = x[i] + y[i];
}

int main(void)
{
    int N = 1<<25;
    float *x, *y;

    cudaMallocManaged(&x, N*sizeof(float));
    cudaMallocManaged(&y, N*sizeof(float));

    for (int i = 0; i < N; i++) {
    x[i] = 1.0f;
    y[i] = 2.0f;
}

    add<<<1, 1>>>(N, x, y);

    cudaDeviceSynchronize();

    float maxError = 0.0f;
    for (int i = 0; i < N; i++)
    maxError = fmax(maxError, fabs(y[i]-3.0f));
    std::cout << "Max error: " << maxError << std::endl;

    cudaFree(x);
    cudaFree(y);

    return 0;
}

C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Tools\MSVC\14.33.31629\bin\Hostx64\x64
//注意这里要找到你电脑上的visual studio安装路径，找到这个文件，bin目录下面可能有两个文件夹，但是cuda运行一定要选择x64